mkinitfs: initramfs images are world writable

when running setup-disk the initramfs images becomes world writable

Affects all versions.

Reported by Kevin Chadwick.

Vulnerable versions:
mkinitfs-2.4.0-r0 and ealier (edge branch)
mkinitfs-2.3.4-r4 and earlier (v2.2 branch)
mkintifs-2.1.2-r2 and earlier (v2.1 branch)

(from redmine: issue id 788, created on 2011-10-26, closed on 2011-11-22)

• Changesets:
  • Revision a6784258 by Natanael Copa on 2011-10-26T14:35:24Z:

main/mkinitfs: security fix: make sure initramfs is not world writable

ref #788

• Revision 0788e1ee by Natanael Copa on 2011-10-26T14:37:45Z:

main/mkinitfs: security fix. make sure initramfs is not world writable

fixes #788

• Revision 94032669 by Natanael Copa on 2011-10-26T14:42:29Z:

main/mkinitfs: security fix. make sure initramfs is not world writeable

ref #788